db deps are optional

pom.xml

@@ -188,7 +188,7 @@
                 <version>${joda-time.version}</version>
             </dependency>
             <dependency>
-                <!-- Clash between spring-boot-starter-test and dozer -->
+                <!-- Clash between Dozer and spring-boot-starter-test -->
                 <groupId>org.objenesis</groupId>
                 <artifactId>objenesis</artifactId>
                 <version>${objenesis.version}</version>
@@ -311,6 +311,7 @@
             <groupId>com.h2database</groupId>
             <artifactId>h2</artifactId>
             <scope>runtime</scope>
+            <optional>true</optional>
         </dependency>
         <dependency>
             <!-- Required to use PATCH -->
@@ -344,6 +345,7 @@
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
             <scope>runtime</scope>
+            <optional>true</optional>
         </dependency>
 
         <!-- Test dependencies -->

src/test/resources/logback-test.xml

@@ -11,14 +11,14 @@
     <statusListener class="ch.qos.logback.core.status.NopStatusListener" />
 
     <logger name="com.netflix.discovery" level="OFF"/>
-    <logger name="org.ameba" level="DEBUG"/>
+    <logger name="org.ameba" level="WARN"/>
     <logger name="org.hibernate.SQL" level="OFF"/>
     <logger name="org.hibernate.type" level="OFF"/>
     <logger name="org.junit" level="OFF"/>
-    <logger name="org.openwms" level="DEBUG"/>
+    <logger name="org.openwms" level="OFF"/>
     <logger name="org.springframework" level="ERROR"/>
 
-    <logger name="PRESENTATION_LAYER_EXCEPTION" level="ERROR" additivity="false">
+    <logger name="PRESENTATION_LAYER_EXCEPTION" level="OFF" additivity="false">
         <appender-ref ref="STDOUT"/>
     </logger>
     <logger name="SERVICE_LAYER_EXCEPTION" level="OFF" additivity="false">